#include "socketheader.h"

#define BUF_SIZE 1024
int main(int argc, char* argv[]) {
    if (argc <= 2) {
        printf("usage: %s ip_address port_number\n", basename(argv[0]));
        return 1;
    }

    const char * ip = argv[1];
    int port = atoi(argv[2]);

    struct sockaddr_in address;
    bzero(&address, sizeof(address));
    address.sin_family = AF_INET;
    inet_pton(AF_INET, ip, &address.sin_addr);
    address.sin_port = htons(port);
    int sock = socket(PF_INET, SOCK_STREAM, 0);
    assert(sock >= 0);
    printf("server sock %d\n", sock);
    int ret = bind(sock, (struct sockaddr*)&address, sizeof(address));
    printf("after bind %d\n", ret);
    assert(ret != 1);

    ret = listen(sock, 5);
    printf("after listen %d\n", ret);
    assert(ret != 1);

    printf("before accept\n");
    struct sockaddr_in client;
    socklen_t client_addrlength = sizeof(client);

    int connfd = accept(sock, (struct sockaddr*)&client, &client_addrlength);
    if (connfd < 0) {
        printf("errno is: %d\n", connfd);
    } else {
        printf("before recv\n");
        char buffer[BUF_SIZE];
        memset(buffer, '\0', BUF_SIZE);
        ret = recv(connfd, buffer, BUF_SIZE-1, 0);
        printf("got %d bytes of normal data '%s'\n", ret, buffer);

        memset(buffer, '\0', BUF_SIZE);
        ret = recv(connfd, buffer, BUF_SIZE-1, MSG_OOB);
        printf("got %d bytes of oob data '%s'\n", ret, buffer);

        memset(buffer, '\0', BUF_SIZE);
        ret = recv(connfd, buffer, BUF_SIZE-1, 0);
        printf("got %d bytes of normal data '%s'\n", ret, buffer);

        close(connfd);

    }
    close(sock);
    return 0;

}